CVE-2015-1570 — The Endpoint Control protocol implementation in Fortinet FortiClient 5.2.3.091 for Android and 5.2.028 for iOS does not validate certificates, which makes it easier for man-in-the-middle attackers to spoof servers via a crafted certificate

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MEDIUM

The Endpoint Control protocol implementation in Fortinet FortiClient 5.2.3.091 for Android and 5.2.028 for iOS does not validate certificates, which makes it easier for man-in-the-middle attackers to spoof servers via a crafted certificate

Published Feb 10, 2015

4.3

MEDIUM

CVSS 2.0

EPSS 0.51%

Description

The Endpoint Control protocol implementation in Fortinet FortiClient 5.2.3.091 for Android and 5.2.028 for iOS does not validate certificates, which makes it easier for man-in-the-middle attackers to spoof servers via a crafted certificate.

Affected products

Remediation

No remediation recorded yet.

Metrics

0.51% 0.00506

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.

EPSS probability 0.00506

Score over time

2022–2026

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Percentile over time

EPSS v2
EPSS v3
EPSS v4
EPSS v5

Table of values (10 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 3, 2026	0.51% (0.00506)	41.07th	v5 (v2026.06.15)
Jun 15, 2026	0.51% (0.00506)	38.99th	v5 (v2026.06.15)
Mar 17, 2025	0.13% (0.00134)	30.64th	v4 (v2025.03.14)
Dec 12, 2024	0.05% (0.00054)	23.74th	v3 (v2023.03.01)
Apr 25, 2024	0.06% (0.00056)	21.84th	v3 (v2023.03.01)
Mar 7, 2023	0.05% (0.00054)	19.73th	v3 (v2023.03.01)
Mar 6, 2023	0.89% (0.00885)	27.89th	v2 (v2022.01.01)
Sep 10, 2022	0.89% (0.00885)	26.24th	v2 (v2022.01.01)
Apr 1, 2022	0.89% (0.00885)	24.24th	v2 (v2022.01.01)
Feb 4, 2022	0.89% (0.00885)	10.50th	v2 (v2022.01.01)

Weaknesses (1)

CWE-310

References (2)

http://seclists.org/fulldisclosure/2015/Jan/124
mailing-listx_refsource_FULLDISCExploit
http://www.security-assessment.com/files/documents/advisory/Fortinet_FortiClient_Multiple_Vulnerabilities.pdf
x_refsource_MISCExploit

Link	Providers	Tags
http://seclists.org/fulldisclosure/2015/Jan/124		mailing-listx_refsource_FULLDISCExploit
http://www.security-assessment.com/files/documents/advisory/Fortinet_FortiClient_Multiple_Vulnerabilities.pdf		x_refsource_MISCExploit

Change history (0)

No recorded changes yet.

Sources

CVE.org / MITRE

Status PUBLISHED

Assigner mitre

Published Feb 10, 2015

Updated Sep 16, 2024

Reserved Feb 10, 2015

Link CVE-2015-1570

CISA Vulnrichment

Updated n/a

NVD

Status Modified

Modified Jun 17, 2026

Link CVE-2015-1570

Red Hat

Severity n/a

Public date n/a

Links CVE-2015-1570